DE3810628C1 - - Google Patents

Info

Publication number
DE3810628C1
DE3810628C1 DE3810628A DE3810628A DE3810628C1 DE 3810628 C1 DE3810628 C1 DE 3810628C1 DE 3810628 A DE3810628 A DE 3810628A DE 3810628 A DE3810628 A DE 3810628A DE 3810628 C1 DE3810628 C1 DE 3810628C1
Authority
DE
Germany
Prior art keywords
transmitter
power
transmitting station
switch
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE3810628A
Other languages
German (de)
English (en)
Inventor
Herbert Ing.(Grad.) 7140 Ludwigsburg De Kleiber
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcatel Lucent Deutschland AG
Original Assignee
Standard Elektrik Lorenz AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Standard Elektrik Lorenz AG filed Critical Standard Elektrik Lorenz AG
Priority to DE3810628A priority Critical patent/DE3810628C1/de
Priority to NO89891133A priority patent/NO891133L/no
Priority to US07/326,621 priority patent/US4940984A/en
Priority to EP19890105391 priority patent/EP0335303A3/de
Application granted granted Critical
Publication of DE3810628C1 publication Critical patent/DE3810628C1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/08—Systems for determining direction or position line
    • G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
    • G01S1/54—Narrow-beam systems producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon; Overlapping broad beam systems defining a narrow zone and producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon
    • G01S1/56—Timing the pulse-type envelope signals derived by reception of the beam
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/022—Means for monitoring or calibrating
    • G01S1/024—Means for monitoring or calibrating of beacon transmitters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Transmitters (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Traffic Control Systems (AREA)
DE3810628A 1988-03-29 1988-03-29 Expired DE3810628C1 (enExample)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE3810628A DE3810628C1 (enExample) 1988-03-29 1988-03-29
NO89891133A NO891133L (no) 1988-03-29 1989-03-16 Mls-sender.
US07/326,621 US4940984A (en) 1988-03-29 1989-03-21 Transmitting station for a navigation system comprising a main transmitter and a stand-by transmitter, particularly transmitting station for the MLS microwave landing system
EP19890105391 EP0335303A3 (de) 1988-03-29 1989-03-27 Sendestation für ein Navigationssystem mit Haupt- und Reservesender, insbesondere Sendestation für das Mikrowellen-Landesystem MLS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3810628A DE3810628C1 (enExample) 1988-03-29 1988-03-29

Publications (1)

Publication Number Publication Date
DE3810628C1 true DE3810628C1 (enExample) 1989-04-06

Family

ID=6350958

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3810628A Expired DE3810628C1 (enExample) 1988-03-29 1988-03-29

Country Status (4)

Country Link
US (1) US4940984A (enExample)
EP (1) EP0335303A3 (enExample)
DE (1) DE3810628C1 (enExample)
NO (1) NO891133L (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0374882A3 (en) * 1988-12-20 1991-12-18 Fujitsu Limited A hot standby transmitter switching system
DE102007033914A1 (de) * 2007-06-01 2008-12-11 Rohde & Schwarz Gmbh & Co. Kg Funkgerät-System mit Notfallfunktion

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3938735A1 (de) * 1989-11-23 1991-05-29 Standard Elektrik Lorenz Ag Einrichtung und verfahren zur ueberwachung einer navigationsanlage
EP0516265A1 (en) * 1991-05-09 1992-12-02 Siemens Plessey Electronic Systems Limited Improvements in or relating to aircraft landing systems
ES2090180T3 (es) * 1991-07-20 1996-10-16 Sel Alcatel Ag Metodo de supervision y de control de una estacion transmisora de un sistema de determinacion de posicion, en especial para el sistema de aterrizaje por microondas y estacion transmisora para llevar a cabo dicho metodo.
US5132692A (en) * 1991-09-06 1992-07-21 Allied-Signal Inc. Method and means for switchover from primary equipment to standby equipment in a microwave landing system
FI93411C (fi) * 1992-02-24 1995-03-27 Nokia Telecommunications Oy Menetelmä radiolähetinyksikön ohjaamiseksi
US6032028A (en) * 1996-04-12 2000-02-29 Continentral Electronics Corporation Radio transmitter apparatus and method
US6438359B1 (en) * 1996-07-19 2002-08-20 Cellularvision Technology & Telecommunications, L.P. Dual transmitter arrangement with back-up switching
US5983078A (en) * 1997-03-18 1999-11-09 Cellularvision Technology & Telecommunications, Lp Channel spacing for distortion reduction
DE19722913A1 (de) * 1997-05-31 1998-12-03 Alsthom Cge Alcatel Gleitweg-Sendeeinrichtung für das Instrumentenlandesystem ILS
US6011786A (en) * 1997-06-06 2000-01-04 Ericsson Inc. Systems and methods for control channel communication in cellular radiotelephone systems
DE19756364A1 (de) 1997-12-18 1999-06-24 Cit Alcatel Überwachung der Phasenlage von Course- und Clearance-Signalen bei einem Instrumentenlandesystem
SE518416C2 (sv) * 1998-12-22 2002-10-08 Ericsson Telefon Ab L M Antenn-switch-modul
DE19904842A1 (de) 1999-02-08 2000-08-10 Airsys Navigation Systems Gmbh Überwachungssystem für terristrische Navigations- und Flughafenlandesysteme
US20130303150A1 (en) * 2011-02-28 2013-11-14 Telefonaktiebolaget L M Ericsson (Publ) Apparatus and Method for Saving Power of Base Stations

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3085245A (en) * 1956-12-10 1963-04-09 Seismograph Service Corp Automatic switchover system for radio transmitters
FR2537806B1 (fr) * 1982-12-10 1985-06-14 Thomson Csf Dispositif de commutation pour choisir un modulateur, parmi deux, et le brancher dans un emetteur, et emetteur de television comportant un tel dispositif
FR2582127B1 (fr) * 1985-03-29 1994-05-20 Thomson Csf Procede et dispositif de surveillance d'une station d'un systeme d'aide a l'atterissage du type mls
GB2181317A (en) * 1985-10-04 1987-04-15 Philips Electronic Associated Providing positional information
US4837580A (en) * 1987-05-14 1989-06-06 Hazeltine Corporation Microwave landing system with fail-soft switching of dual transmitters, beam steering and sector antennas

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Elektrisches Nachrichtenwesen, Bd.58, Nr.3, 1984, S.289-292 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0374882A3 (en) * 1988-12-20 1991-12-18 Fujitsu Limited A hot standby transmitter switching system
DE102007033914A1 (de) * 2007-06-01 2008-12-11 Rohde & Schwarz Gmbh & Co. Kg Funkgerät-System mit Notfallfunktion

Also Published As

Publication number Publication date
NO891133D0 (no) 1989-03-16
EP0335303A3 (de) 1990-10-24
EP0335303A2 (de) 1989-10-04
NO891133L (no) 1989-10-02
US4940984A (en) 1990-07-10

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee